Properties

Label 3.23.g_cx_kl
Base field $\F_{23}$
Dimension $3$
$p$-rank $3$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes
Contains a Jacobian yes

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Invariants

Base field:  $\F_{23}$
Dimension:  $3$
L-polynomial:  $1 + 6 x + 75 x^{2} + 271 x^{3} + 1725 x^{4} + 3174 x^{5} + 12167 x^{6}$
Frobenius angles:  $\pm0.482438368000$, $\pm0.572555853001$, $\pm0.650258719525$
Angle rank:  $3$ (numerical)
Number field:  6.0.409383800271.1
Galois group:  $S_4\times C_2$
Cyclic group of points:    yes

This isogeny class is simple and geometrically simple, primitive, ordinary, and not supersingular. It is principally polarizable and contains a Jacobian.

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $3$
Slopes:  $[0, 0, 0, 1, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $17419$ $183195623$ $1754282191636$ $21809170902953551$ $266917134741022140944$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $30$ $644$ $11847$ $278492$ $6443145$ $148040633$ $3404771652$ $78311069828$ $1801151362317$ $41426513903699$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobian of 1 hyperelliptic curve, but it is unknown how many Jacobians of non-hyperelliptic curves it contains:

  • $y^2=22 x^8+7 x^7+2 x^6+3 x^5+9 x^4+18 x^3+3 x^2+20 x+13$

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{23}$.

Endomorphism algebra over $\F_{23}$
The endomorphism algebra of this simple isogeny class is 6.0.409383800271.1.

Base change

This is a primitive isogeny class.

Twists

Below is a list of all twists of this isogeny class.

TwistExtension degreeCommon base change
3.23.ag_cx_akl$2$(not in LMFDB)